<volist name='content' id='vo'>
    <notempty name='vo.item'>
        <li>
            <a href="javascript:;">
                <div>
                    {$vo.item.content}
                    <span class="pull-right text-muted small">{$vo.item.time}</span>
                </div>
            </a>
        </li>
        <li class="divider"></li>
        <else/>
        <volist name='vo.list' id='sub_vo'>
            <li>
                <a href="javascript::">
                    <div>
                        {$sub_vo.content}
                        <span class="pull-right text-muted small">{$sub_vo.time}</span>
                    </div>
                </a>
            </li>
        </volist>
    </notempty>
</volist>